:root {
    --color-primary: #922626;
    --color-accent: #FFCC66;
    --color-red: #FB0102;
    --content-width: 774px;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Noto Sans JP", sans-serif;
    line-height: 0;
}

.container {
    position: relative;
    min-height: 100%;
    height: auto !important;
    height: 100%;
    width: var(--content-width);
    margin: 0 auto;
    background-color: var(--color-primary);
}

.main {
    padding-bottom: 50px;
}

/* ヘッダー */
.header-top-space {
    height: 1.5em;
}

.header-inner {
    display: flex;
    width: 100%;
}

.header-spacer {
    width: 74%;
    min-height: 23px;
}

.header-logo {
    width: 26%;
    display: flex;
    align-items: flex-end;
}

.header-logo img {
    max-width: 100%;
    height: auto;
    display: block;
}

.header-line-yellow {
    height: 3px;
    background-color: var(--color-accent);
    border: none;
    margin: 0;
}

.header-line-red {
    height: 5px;
    background-color: var(--color-red);
    border: none;
    margin: 0;
}

/* メインビジュアル */
.visual-grid {
    background-color: white;
    padding: 0;
    margin: 0;
}

.visual-grid-inner {
    display: grid;
    grid-template-columns: 149fr 142fr 481fr;
    max-width: 772px;
    margin: 0 auto;
    gap: 0;
}

.visual-grid-inner img {
    width: 100%;
    height: auto;
    display: block;
}

.visual-grid-inner a {
    display: block;
}

/* メニュー */
.nav-inner {
    display: grid;
    grid-template-columns: 291fr 115fr 115fr 115fr 109fr 27fr;
    max-width: 772px;
    margin: 0 auto;
    gap: 0;
}

.nav-inner img {
    width: 100%;
    height: auto;
    display: block;
}

.menu-item {
    display: block;
}

.menu-item:hover img {
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

/* フッター */
.footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 50px;
}

.footer-content {
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-link {
    color: white;
    text-decoration: none;
    font-size: 0.875em;
}

.copyright {
    color: var(--color-accent);
    font-size: 0.875em;
}

/* レスポンシブ対応 */
@media (max-width: 774px) {
    .container {
        width: 100%;
    }

    .visual-grid img {
        max-width: 100%;
        height: auto;
    }
}